CN219085465U

CN219085465U - Equipment maintenance locking protection device, protective clothing and equipment maintenance system

Info

Publication number: CN219085465U
Application number: CN202221836788.6U
Authority: CN
Inventors: 陈军
Original assignee: LG Display Optoelectronics Technology China Co Ltd
Current assignee: LG Display Optoelectronics Technology China Co Ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-05-26
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a locking protection device for equipment maintenance, protective clothing and equipment maintenance system, wherein the locking protection device comprises: the system comprises overhaul equipment, equipment to be overhauled, an access control management unit and protective clothing; the overhaul equipment is provided with at least one access opening and at least one detection unit, the detection units are arranged at the access opening in a one-to-one correspondence manner, and the detection units are used for collecting access detection signals of the protective clothing in and out of the overhaul equipment; the entrance guard management unit is used for receiving the entrance detection signals, classifying and counting the entrance detection signals, and outputting a first locking control signal matched with the counting result; and the equipment to be overhauled is used for executing a start-up or start-prohibition instruction under the drive of the first locking control signal. Personnel access conditions are identified through access detection signals of the detection protective clothing, equipment to be overhauled is started to be locked and controlled, accidents of equipment starting when operators exist in the equipment are avoided, improvement of equipment overhauling safety performance is facilitated, and personal and property safety is protected.

Description

Equipment maintenance locking protection device, protective clothing and equipment maintenance system

Technical Field

The utility model relates to the technical field of access control, in particular to a device for locking and protecting equipment maintenance, protective clothing and a system for equipment maintenance.

Background

Along with the development of industrial technology, the demands of precision equipment are increasing, the production, storage and overhaul of the precision equipment have higher requirements on the working environment and the process, and typically, the overhaul of the equipment in a dust-free room is an important link in the production process of the precision equipment, and an operator can set environmental parameters such as temperature, humidity, air pressure and the like in the dust-free room according to the working requirements.

In the prior art, the dust-free indoor equipment overhaul system mainly ensures safety by arranging a door lock device. Fig. 1 is a schematic structural view of a door lock device of a conventional equipment maintenance system. As shown in fig. 1, an operator needs to pull out from the mechanical door lock 1 and carry the door key 2 into the clean room, and when leaving the clean room, the operator checks whether other personnel exist in the clean room according to the operation standard requirement, and when no personnel exist in the clean room, the operator can start equipment maintenance.

The prior art has the following defects: the safety of the equipment overhaul system in the dust-free room highly depends on the operation compliance of personnel, and the operators do not operate normally, so that great potential safety hazards exist. For example, if an operator does not comply with the operation standard when entering the equipment cleanroom, forgets to carry a door key into the cleanroom, and other outside personnel are not checked and allowed, insert a key and start equipment maintenance, the safety risk of the personnel in the cleanroom is caused; if a plurality of persons enter the equipment, only one person carries a key, after the person carrying the key comes out, the person does not check whether other operators exist in the dust-free room, and the person directly inserts a door key and starts the equipment to overhaul, so that safety accidents are easy to occur.

Disclosure of Invention

The utility model aims at: the equipment overhaul locking protection device, the protective clothing and the equipment overhaul system are provided, personnel access detection is carried out through the detection unit and the protective clothing, equipment is started according to personnel access conditions to carry out locking control, and equipment overhaul safety performance is improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

provided is an equipment overhaul lockout protection device, comprising: the maintenance equipment, the equipment to be maintained, the access control management unit and the protective clothing are provided with identity recognition parts for confirming identity information, and the identity recognition parts are in one-to-one correspondence with the protective clothing; the overhaul equipment is provided with at least one access opening and at least one detection unit, the detection units are arranged at the access opening in a one-to-one correspondence manner, and the detection units are used for collecting access detection signals of the protective clothing in and out of the overhaul equipment; the entrance guard management unit is used for receiving the entrance detection signals, classifying and counting the entrance detection signals, and outputting a first locking control signal matched with a counting result; the equipment to be overhauled is used for executing a starting or starting prohibition instruction under the drive of the first locking control signal.

As a preferred scheme of equipment overhaul locking protection device, the identity recognition part comprises a label placing bin and an electronic label arranged in the label placing bin, wherein the electronic label is used for recording safety protection information of the protective clothing, and the safety protection information corresponds to the protective clothing one by one.

As a preferable scheme of the equipment overhaul locking protection device, the electronic tag is provided with a predefined storage area and a custom storage area, wherein the predefined storage area is used for storing non-editable information, and the non-editable information comprises a protection code; the custom memory area is used for storing editable information, and the editable information comprises: protection time, protection level and protection authority.

As a preferable scheme of the equipment overhaul locking protection device, the label placing bin is provided with an electronic lock, and the electronic lock is used for locking and sealing the electronic label in the label placing bin.

As a preferred solution of the equipment maintenance locking protection device, the detection unit includes: a first induction coil and a second induction coil; the first induction coil is used for collecting a first in-out detection signal of the protective clothing entering the overhaul equipment; the second induction coil is used for collecting a second in-out detection signal of the protective clothing leaving the overhaul equipment; the entrance guard management unit is used for comparing the protective clothing to which the first entrance detection signal belongs with the protective clothing to which the second entrance detection signal belongs, and classifying and counting the first entrance detection signal and the second entrance detection signal belonging to the same protective clothing.

As a preferable scheme of the equipment overhaul locking protection device, the access control management unit is further provided with a storage unit, the storage unit is used for storing a preset authority list, and the access control management unit is further used for comparing the protective clothing with the preset authority list and outputting a second locking control signal matched with the authority comparison result; wherein the driving level of the second locking control signal is higher than the driving level of the first locking control signal.

As a preferred scheme of the equipment overhaul locking protection device, the equipment overhaul locking protection device further comprises: the data management unit is connected with the access control unit and is used for receiving and storing the access detection signals of the protective clothing.

As a preferred scheme of the equipment overhaul locking protection device, the equipment overhaul locking protection device further comprises: the warning unit is connected with the access control unit and is used for receiving the locking control signal and sending out warning information matched with the equipment to be overhauled in starting or stopping.

A protective suit for the above equipment servicing lockout protection device is provided, the protective suit comprising: the electronic tag is used for recording the safety protection information of the protective clothing, and the safety protection information corresponds to the protective clothing one by one; the electronic tag is provided with a predefined storage area and a custom storage area, wherein the predefined storage area is used for storing non-editable information, and the non-editable information comprises a protection code; the custom memory area is used for storing editable information, and the editable information comprises: protection time, protection level and protection authority.

There is provided an equipment servicing system comprising: the equipment overhauling locking protection device.

The beneficial effects of the utility model are as follows: the access control unit is used for classifying and counting access detection signals of protective clothing access maintenance equipment through the detection unit, outputting a first locking control signal matched with a counting result, wherein the first locking control signal is used for controlling equipment to be maintained to be started or prohibited from being started, locking control is carried out on equipment starting according to personnel access conditions, the problem that safety accidents are easy to occur due to excessive dependence on personnel operation compliance of the existing dust-free room equipment maintenance system is solved, equipment starting conditions are avoided when operators exist in equipment, equipment maintenance safety performance is improved, and personal and property safety is protected.

Drawings

The utility model is described in further detail below with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a door lock device of a conventional equipment maintenance system.

Fig. 2 is a schematic structural view of an equipment maintenance locking protection device according to a first embodiment of the present utility model.

Fig. 3 is a schematic structural view of a protective garment according to a second embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of an access control unit according to a third embodiment of the present utility model.

Fig. 5 is a schematic structural view of an equipment maintenance locking protection device according to a fourth embodiment of the present utility model.

Fig. 6 is a schematic structural view of an equipment maintenance locking protection device according to a fifth embodiment of the present utility model.

In fig. 1:

1. a mechanical door lock; 2. a door key.

In fig. 2 to 6:

00. equipment overhauling locking protection device; 100. overhauling equipment; 200. equipment to be overhauled; 300. an access control management unit; 400. protective clothing; 40A, an identity recognition part; 101. an access opening; 101I, a first access opening; 101 II, a second access opening; 102. a detection unit; 102I, a first induction coil; 102 II, a second induction coil; 301. a storage unit; 401. a label placing bin; 402. an electronic tag; 403. an electronic lock; 500. a data management unit; 600. and a warning unit.

Detailed Description

Advantages and features of the present utility model and methods of accomplishing the same may become apparent with reference to the following detailed description of embodiments taken in conjunction with the accompanying drawings. However, the present utility model is not limited to the embodiments disclosed below, but may be embodied in various different forms, which are provided only for the purpose of completing the disclosure of the present utility model and fully understanding the scope of the present utility model by those skilled in the art, and the present utility model is limited only by the scope of the claims. Like reference numerals denote like constituent elements throughout the specification.

Hereinafter, the present utility model will be described in detail with reference to the accompanying drawings.

Fig. 2 is a schematic structural diagram of an equipment maintenance locking protection device according to a first embodiment of the present utility model, where the equipment maintenance locking protection device is suitable for locking control on equipment start-up in an equipment maintenance process.

As shown in fig. 2, the equipment maintenance locking protection device 00 according to the embodiment of the present utility model includes: the maintenance equipment 100, the equipment 200 to be maintained, the access control unit 300 and the protective clothing 400, wherein the protective clothing 400 is provided with an identity recognition part 40A for confirming identity information, and the identity recognition part 40A corresponds to the protective clothing 400 one by one, wherein the protective clothing 400 can be protective clothing which an operator must wear when entering the maintenance equipment 100; the overhaul equipment 100 is provided with at least one access opening and at least one detection unit, the detection units are arranged at the access opening in a one-to-one correspondence manner, and the detection units are used for collecting access detection signals of the protective clothing 400 entering and exiting the overhaul equipment 100; the entrance guard management unit 300 is configured to receive the entrance detection signal, perform classification counting on the entrance detection signal, and output a first locking control signal matched with the counting result; the equipment 200 to be overhauled is used for executing an enabling or disabling instruction under the driving of the first locking control signal.

In this embodiment, the maintenance apparatus 100 may be a dust-free maintenance room, and the protective suit 400 may be a dust-free suit. The access opening of the service facility 100 includes all of the facility doors and windows.

Specifically, independent detection units may be respectively disposed on all doors and windows of the maintenance device 100, and when an operator wears the protective suit 400 through the doorway, the detection units may detect whether the operator wearing the protective suit 400 enters and exits the maintenance device 100 through any doorway by detecting the position change of the protective suit 400, and output a corresponding entering and exiting detection signal. For example, if the detection unit detects that an operator wearing the protective suit 400 enters the maintenance equipment 100, the in-out detection signal output by the detection unit is an in-equipment signal; if the detection unit detects that the operator wearing the protective suit 400 leaves the maintenance equipment 100, the in-out detection signal output by the detection unit is an equipment-leaving signal.

In one embodiment, the identification portion 40A may include an identification tag printed with an image or a number, and the detection unit may collect the identification information carried in the nametag through an image recognition technology.

In one embodiment, the identification portion 40A may include an electronic tag, and the detection unit may collect the identity information carried in the electronic tag through a short-range wireless communication technology.

As shown in fig. 2, the detection unit according to the embodiment of the present utility model includes: the first induction coil 102I and the second induction coil 102 ii are used for identifying the identity recognition part 40A by adopting a close range wireless communication technology, the first induction coil 102I is arranged around the first access port 101I, and is used for collecting a first access detection signal (i.e. an access device signal) of the protective clothing 400 entering the maintenance device 100; the second induction coil 102 ii is disposed around the second access port 101 ii, and is configured to collect a second in-out detection signal (i.e. an out-of-device signal) of the protective garment leaving the maintenance device 100; the entrance guard management unit 300 is configured to compare a protective suit to which the first access detection signal belongs with a protective suit to which the second access detection signal belongs, perform classification counting on the first access detection signal and the second access detection signal belonging to the same protective suit, and output a first locking control signal matched with the counting result.

Specifically, the entrance guard management unit 300 receives the in-out detection signals sent by the detection units of all the entrances and exits, and classifies the in-out detection signals by the flag bits of the in-out detection signals, where the classification criteria of the in-out detection signals include: the type of the access signal (access equipment or exit equipment) and the protective clothing to which the access detection signal belongs; by classification, the access control unit 300 can identify the identity of the person entering the maintenance device 10 and the identity of the person leaving the maintenance device 10, and if the number of the first access detection signals (i.e. the access device signals) and the second access detection signals (i.e. the leaving device signals) belonging to the same protective suit 400 are the same, it can be determined that all the operators entering the maintenance device 100 leave, the first locking control signal is set to be a high level signal, and the to-be-maintained device 200 executes a start instruction under the drive of the high level signal; if the number of the first access detection signals (i.e., the access device signals) and the number of the second access detection signals (i.e., the exit device signals) of any one of the protective clothing 400 are not equal, it may be determined that the operator wearing the protective clothing does not leave, the first locking control signal is set to be a low level signal, and the device 200 to be overhauled executes the start prohibition instruction under the drive of the low level signal, so as to implement the device locking control.

It should be noted that the first access port 101I and the second access port 101 ii may be the same access port, and an operator may enter or leave the maintenance device through any access port, which is not limited on the premise of ensuring that the locking control logic of the present application is unchanged.

Therefore, the technical scheme of the utility model detects the personnel access condition of each access opening of the equipment through the detection unit and the protective clothing, and performs locking control on equipment starting according to the personnel access condition, so that the problem that safety accidents are easy to occur due to excessive dependence on personnel operation compliance of the existing dust-free room equipment maintenance system is solved, the condition that the equipment is started when operators exist in the equipment is avoided, the equipment maintenance safety performance is improved, and the personal and property safety is protected.

As shown in fig. 3, the identity recognition portion 40A of the embodiment of the present utility model includes a tag placement bin 401 and an electronic tag 402 disposed in the tag placement bin 401, where the electronic tag 402 is used to record security protection information of the protective garment 400, and the security protection information corresponds to the protective garment one by one.

Typically, the security information includes, but is not limited to: protection code, protection time, protection level, and protection rights. Wherein, the protection code is the number of the protective clothing 400, and the protection code of each set of protective clothing 400 has uniqueness.

Specifically, when manufacturing protective suit 400, security protection information may be written to electronic tag 402 and electronic tag 402 may be placed in tag placement bin 401 within protective suit 400. When a worker wears the protective suit 400 to pass through the entrance, the detection unit can collect the safety protection information carried in the electronic tag 402 through a short-range wireless communication technology and send the collected safety protection information to the access control unit 300, the access control unit 300 adopts a protection code to conduct identity recognition, and issues an instruction for allowing or prohibiting the worker to enter and exit the maintenance equipment 100 according to the protection time, the protection grade and the protection authority of the current protective suit 400.

In this embodiment, the electronic tag 402 is provided with a predefined storage area for storing non-editable information including, but not limited to: protection coding; the custom memory region is used to store editable information including, but not limited to: protection time, protection level and protection authority.

Specifically, before the electronic tag 402 is placed on the protective suit 400, non-editable information such as a protection code is written into a predefined storage area, and editable information such as a protection time, a protection level, and a protection authority is written into a custom storage area. During the use of the protective suit 400, the worker cannot modify the protective code, but may modify the security protection information stored in the custom memory area of the electronic tag 402 through a short-range wireless communication technology (e.g., a radio frequency communication technology), and specific data of the security protection information is not limited. Through setting up predefined storage area and custom memory area, the subregion stores the security protection information of different grade type, can ensure that the electronic tags possesses uniqueness in every protective clothing, simultaneously, can be according to the actual demand adjustment part information of maintenance operation, improves electronic tags's practicality and commonality.

With continued reference to fig. 3, the tag placement bin 401 is provided with an electronic lock 403, and the electronic lock 403 is used to lock and seal the electronic tag 402 within the tag placement bin 401. By arranging the electronic lock, operators are prevented from taking out or replacing the electronic tag 402 at will, and the safety protection level of the locking protection system is improved.

Fig. 4 is a schematic structural diagram of an access control unit according to a third embodiment of the present utility model, and on the basis of the embodiment shown in fig. 2, an access control unit with a rights management function is exemplarily shown, and access rights can be customized according to actual needs.

As shown in fig. 4, the access control unit 300 according to the embodiment of the present utility model is further provided with a storage unit 301, where the storage unit 301 is configured to store a preset authority list, and the access control unit 300 is further configured to compare the protective suit 400 with the preset authority list, and output a second locking control signal matched with the authority comparison result; the driving level of the second locking control signal is higher than that of the first locking control signal, that is, when the second locking control signal is a low level signal, the equipment to be overhauled does not execute an enabling or disabling instruction according to the first locking control signal.

The preset authority list may be a preset white list and/or a preset black list, where the preset white list is used to store encoded data that allows access to the maintenance device 100 through the access port; the black list is used to store coded data that is prohibited from entering and exiting the service facility 100 through the doorway.

In this embodiment, the in-out detection signal uploaded by the detection unit includes the identity information carried by the identity recognition portion 40A, and the entrance guard management unit 300 compares the identity information of the protective suit 400 with a preset authority list to perform personnel identity recognition.

Specifically, the access control unit 300 may compare the protection code of the protective clothing 400 with the code data in the preset authority list, if the protection code of the protective clothing 400 is successfully matched with the code data in the preset whitelist, open the passing authority for the protective clothing 400, set the second locking control signal as a high level signal, and when the second locking control signal is a high level signal, the equipment 200 to be overhauled may execute the start or inhibit start instruction under the drive of the first locking control signal; if the protection code of the protective suit 400 is successfully matched with the code data in the preset blacklist, or the protection code of the protective suit 400 does not belong to the preset whitelist, the pass authority is closed for the protective suit 400, the second locking control signal is set to be a low-level signal, and when the second locking control signal is the low-level signal, the equipment 200 to be overhauled executes the start prohibition instruction. According to the embodiment, the identity of the operator is identified through the preset authority list, and the access of the unauthorized operator to the equipment is limited and monitored, so that the equipment maintenance safety protection level is improved.

Fig. 5 is a schematic structural diagram of an equipment overhaul locking protection device according to a fourth embodiment of the present utility model, and on the basis of the embodiment shown in fig. 2, the embodiment of the present utility model can implement a data sharing function, so as to facilitate the inquiry of the personnel access situation, and facilitate the tracking and recording and the improvement of the equipment overhaul flow.

As shown in fig. 5, the equipment maintenance locking protection device 00 according to the embodiment of the present utility model further includes: the data management unit 500, the data management unit 500 is communicatively connected to the access control unit 300, and the data management unit 500 is configured to receive and store an access detection signal of the protective garment 400.

In this embodiment, the data management unit 500 may be a database for storing the records of the access devices of the operators, and the access detection signals of each protective suit 400 may be stored in a log format, typically, the log format may be the following format: guard number/entry time/exit time/entry number/exit number.

Specifically, the entrance guard management unit 300 receives the in-out detection signals sent by the detection units of all the entrances and exits, classifies the in-out detection signals, and obtains the protective clothing 400 to which the in-out detection signals belong, and the in-out signal type (in-device or out-device) to which the in-out detection signals belong; the entry and exit detection signals of the protective suit 400 are stored in the data management unit 500 in succession according to the time of entry and exit recording. By accessing the data management unit 500, the history of the operators entering and exiting the overhaul equipment can be inquired, so that the maintenance, tracking, analysis and improvement of the later overhaul data are facilitated.

Fig. 6 is a schematic structural diagram of an equipment overhaul locking protection device according to a fifth embodiment of the present utility model, and on the basis of the embodiment shown in fig. 2, an alarm function is added in the embodiment of the present utility model, so as to remind operators of the existence of equipment inside.

As shown in fig. 6, the equipment maintenance locking protection device 00 according to the embodiment of the present utility model further includes: the warning unit 600, the warning unit 600 is connected with the access control unit 300, and the warning unit 600 is used for receiving the first locking control signal and sending out warning information matched with the starting or the forbidden starting of the equipment to be overhauled.

In this embodiment, the alarm unit 600 may be an audible and visual alarm.

Specifically, the warning unit 600 may be fixedly installed to the housing of the equipment 200 to be serviced or the equipment 100 to be serviced, and its specific location is not limited. The alarm unit 600 may start working when the first locking control signal is at a high level or a low level, and send out alarm information. If the warning unit 600 sends out warning information when the first locking control signal is a low level signal, the warning unit 600 is used for reminding an operator that the equipment 200 to be overhauled is forbidden to be started; if the warning unit 600 sends out warning information when the first locking control signal is a high level signal, the warning unit 600 is used for reminding an operator that the equipment 200 to be overhauled is started. Through setting up the warning unit, remind the operation personnel to notice equipment start or have other personnel in the equipment, be favorable to improving equipment maintenance security.

Based on any embodiment, the utility model also provides protective clothing for the equipment overhaul locking protection device provided by any embodiment.

As shown in fig. 3, the protective suit 400 includes: the tag placing bin 401 and the electronic tag 402 arranged in the tag placing bin 401, wherein the electronic tag 402 is used for recording the safety protection information of the protective clothing 400, and the safety protection information corresponds to the protective clothing one by one; the electronic tag 402 is provided with a predefined storage area and a custom storage area, wherein the predefined storage area is used for storing non-editable information, and the non-editable information comprises a protection code; the custom memory area is used for storing editable information, and the editable information comprises: protection time, protection level and protection authority. Through setting up predefined storage area and custom memory area, the subregion stores the security protection information of different grade type, can ensure that the electronic tags possesses uniqueness in every protective clothing, simultaneously, can be according to the actual demand adjustment part information of maintenance operation, improves electronic tags's practicality and commonality.

In this embodiment, the tag placement bin 401 is provided with an electronic lock for locking and sealing the electronic tag 402 in the tag placement bin 401. By arranging the electronic lock, operators are prevented from taking out or replacing the electronic tag 402 at will, and the safety protection level of the locking protection system is improved.

Based on any of the above embodiments, the present utility model further provides an equipment maintenance system, including: the equipment overhaul locking protection device provided by any embodiment has the functional module and the beneficial effects of the equipment overhaul locking protection device.

Although the embodiments of the present utility model have been described above with reference to the accompanying drawings, the present utility model is not limited to the above embodiments, but may be manufactured in various forms, and it will be understood by those skilled in the art that the present utility model may be embodied in other specific forms without changing the technical spirit or essential features of the present utility model. Accordingly, it should be understood that the above-described embodiments are illustrative in all respects and not restrictive.

Claims

1. An equipment servicing lockout protection apparatus comprising: the maintenance equipment, the equipment to be maintained, the access control management unit and the protective clothing are provided with identity recognition parts for confirming identity information, and the identity recognition parts are in one-to-one correspondence with the protective clothing;

the overhaul equipment is provided with at least one access port and at least one detection unit, the detection units are arranged at the access ports in a one-to-one correspondence manner, and the detection units are used for collecting access detection signals of the protective clothing accessing the overhaul equipment, wherein the access detection signals comprise a first access detection signal and a second access detection signal;

the entrance guard management unit is used for receiving the entrance detection signals, respectively counting the first entrance detection signals and the second entrance detection signals belonging to the same protective clothing, and outputting a first locking control signal;

the equipment to be overhauled is used for executing a starting or starting prohibition instruction under the drive of the first locking control signal.

2. The equipment overhaul lockout protection device according to claim 1, wherein the identification portion comprises a tag placement bin and an electronic tag arranged in the tag placement bin, the electronic tag is used for recording safety protection information of the protective clothing, and the safety protection information corresponds to the protective clothing one by one.

3. The equipment overhaul lockout protection device of claim 2, wherein the electronic tag is provided with a predefined storage area and a custom storage area, the predefined storage area being for storing non-editable information; the custom memory area is used for storing editable information.

4. The equipment servicing latch-up protection apparatus of claim 2, wherein the label placement compartment is provided with an electronic lock for locking and sealing the electronic label within the label placement compartment.

5. The equipment servicing latch-up protection apparatus of claim 1, wherein the detection unit comprises: a first induction coil and a second induction coil;

the first induction coil is used for collecting a first in-out detection signal of the protective clothing entering the overhaul equipment;

the second induction coil is used for collecting a second in-out detection signal of the protective clothing leaving the overhaul equipment;

the entrance guard management unit is used for comparing the protective clothing to which the first entrance detection signal belongs with the protective clothing to which the second entrance detection signal belongs, and classifying and counting the first entrance detection signal and the second entrance detection signal belonging to the same protective clothing.

6. The equipment overhaul lockout protection device according to claim 1, wherein the access control management unit is further provided with a storage unit for storing a preset authority list.

7. The service lockout protection device of any one of claims 1-6, further comprising: the data management unit is connected with the access control unit and is used for receiving and storing the access detection signals of the protective clothing.

8. The service lockout protection device of any one of claims 1-6, further comprising: the warning unit is connected with the access control unit and is used for receiving the first locking control signal and sending out warning information matched with the equipment to be overhauled in starting or stopping.

9. A protective suit for use with the equipment servicing lockout protection apparatus of any one of claims 1-8, the protective suit comprising:

the electronic tag is used for recording the safety protection information of the protective clothing, and the safety protection information corresponds to the protective clothing one by one;

the electronic tag is provided with a predefined storage area and a custom storage area, wherein the predefined storage area is used for storing non-editable information; the custom memory area is used for storing editable information.

10. An equipment servicing system, comprising: the service lockout protection device of any one of claims 1-8.